<!DOCTYPE html>
<html lang="en"  xmlns="http://www.w3.org/1999/xhtml" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <h1>Thymeleaf整合</h1>
    <hr>
    <span th:text="${msg}"></span>
</body>
</html>